cam a22 u 4500 340266015 CHVBK 20201013042852.0 990222nuuuuuuuuxx 0 und 0-8077-3331-8 (OCoLC)610794680 (IDSSG)000735805 HSG ger kids Cohen Elisabeth G. Designing groupwork strategies for the heterogeneous classroom New York, NY <etc.> Teachers College Press, Columbia University 1994 Text txt rdacontent/ger ohne Hilfsmittel zu benutzen n rdamedia/ger Band nc rdacarrier/ger XVIII, 202 S., Abb. - 2nd edition Gruppenarbeit Unterrichtsform (HPHSG)000001239 hph-phsg u 371.336 Gruppenarbeit: Unterrichtsform idssg HP BK020000 XK020000 XK020000 phsg-exlp idssg H IDSSG HPHS HPHS BIB 371.336//008 IDSSG 100 1- Cohen Elisabeth G. SWISSBIB 211374180